Tamil Nadu Board Solutions for Chapter: Percentage And Simple Interest, Exercise 14: Exercise

Aravind borrowed a sum of $₹8000$ from Akash at $7\%$ per annum on simple interest. Find the interest and amount to be paid at the end of two years.

In what time will $₹17800$ amount to $₹19936$ at a simple interest of $6\%$ per annum?

A sum of $₹48000$ was lent out at simple interest and at the end of $2$ years and $3$ months the total amount was $₹55560.$ Find the rate of interest per year. (Write the answer as the nearest integer)

A principal becomes $₹17000$ at the simple interest of $12\%$ per annum in $3$ years. If the principal$=₹k$. Find $k$.

The simple interest for a principal of $₹4500$ which gives an amount of $₹5000$ at end of certain period is

Which among the following is the simple interest for the principle of $₹1000$ for one year at the rate of $10\%$ interest per annum?

Which among the following rate of simple interest yields an interest of $₹200$ for the principal of $₹2000$ for one year.

Convert the fraction $\frac{23}{30}$ as per cent.